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Home >> Mercedes Benz >> 1998 >> SL500 >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Pneumatically Controlled Systems >> Trouble Shooting >> Central Locking >> Test Preparation

Test Preparation

Ensure infrared remote transmitter is okay. See KEYLESS ENTRY SYSTEMS article. Ensure all PSE control module fuses are not blown. See WIRING DIAGRAMS . Unlock vehicle. Open side windows. Close all doors and trunk lid.